Heavy Rainfall Alert: Southwest Monsoon Advances, To Hit Mumbai And Telangana Soon

The Southwest Monsoon has advanced further into central Arabian Sea, south Maharashtra, Telangana, and parts of south Chhattisgarh and south Odisha, as well as additional areas of Coastal Andhra Pradesh, according to the India Meteorological Department (IMD) on Saturday. The IMD reported that favourable conditions are expected to allow the monsoon to extend into the remaining parts of the central Arabian Sea, more regions of Maharashtra, including Mumbai, and Telangana over the next 2-3 days.

Heavy to very heavy rainfall is forecast across Maharashtra and Coastal and North Interior Karnataka over the next five days. Isolated extremely heavy rainfall is likely in Maharashtra from June 8 to 11 and in Karnataka on June 8 and 9.

Widespread light to moderate rainfall, accompanied by thunderstorms, lightning, and gusty winds (40-50 kmph), is expected over Konkan & Goa, Madhya Maharashtra, Marathwada, Karnataka, Kerala & Mahe, and Lakshadweep. Coastal Andhra Pradesh & Yanam, Rayalaseema, Telangana, Tamil Nadu, Puducherry, and Karaikal will see isolated light to moderate rainfall over the next five days.

A cyclonic circulation over central Assam and neighbouring areas, along with strong southwesterly/southerly winds from the Bay of Bengal, will bring widespread light to moderate rainfall with thunderstorms, lightning, and gusty winds (30-40 kmph) over Arunachal Pradesh, Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura, and Sub-Himalayan West Bengal & Sikkim over the next seven days.

Isolated heavy rainfall is expected over Sub-Himalayan West Bengal & Sikkim from June 8 to 12, Assam & Meghalaya, and Arunachal Pradesh from June 9 to 12, and Nagaland on June 8 and 12. Assam & Meghalaya may also experience isolated very heavy rainfall on June 11 and 12.

Two cyclonic circulations, one over northwest Madhya Pradesh and another over east Bihar, are likely to cause isolated to scattered light to moderate rainfall with thunderstorms, lightning, and gusty winds (30-40 kmph) over Bihar, Jharkhand, Gangetic West Bengal, Odisha, Madhya Pradesh, Vidarbha, and Chhattisgarh in the next 4-5 days. Madhya Pradesh may also experience isolated hailstorms and squally winds (50-60 kmph) on June 8 and 9.

A Western Disturbance, observed as a trough in the middle tropospheric westerlies along 70°E north of 30°N, combined with prevailing southwesterly winds from the Arabian Sea, is likely to bring isolated to scattered light to moderate rainfall with thunderstorms and lightning to Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad, Himachal Pradesh, and Uttarakhand on June 8 and 9. Rajasthan is also expected to experience dust storms and thundersqualls during this period.